Viagra

Generic name: sildenafil
Brand name: Revatio, Viagra
Drug class: phosphodiesterase 4 inhibitor

What is Viagra

Viagra (sildenafil) relaxes muscles in the blood vessels. It also increases blood flow to certain parts of the body.

Viagra helps treat Erectile dysfunction (impotence) in males. A different brand of sildenafil is Revatio which helps treat hypertension of the pulmonary artery and increase exercise capacity in women and men. This page has specific information regarding Viagra and not Revatio.

Avoid taking Viagra when you are also taking Revatio unless your doctor advises you otherwise.¶

Warnings

Certain medications can trigger unwanted or hazardous effects when combined together with Viagra. Inform your doctor about the medicines you are currently taking including Riociguat (Adempas) and Nitrates.

Don’t consume Viagra If you’re also taking a nitrate medicine to treat the chest or for heart conditions such as nitroglycerin dinitrate, isosorbide mononitrate, and other recreational drugs like “poppers”. Sildenafil taken along with a nitrate drug could cause an abrupt and significant drop the blood pressure.

Consult your physician or seek medical emergency assistance if the erection you are experiencing is painful or lasts for more than four hours. An unrestrained erection (priapism) may cause damage to the penis.

Stop taking Viagra and seek emergency medical attention if you experience a sudden loss of vision.

Before taking this medication, you must consult your physician

You shouldn’t take Viagra in case you are allergic to sildenafil, or

If you’re taking other medicines to treat hypertension in the pulmonary artery like the riociguat (Adempas).
If you are taking Nitrates.

Don’t use Viagra If you’re also taking nitrate medication to treat heart or chest conditions. This includes nitroglycerin and isosorbide dinitrate, as well as mononitrate isosorbide. Nitrates can also be found in recreational drugs like amyl-nitrate or Nitrite (“poppers”). Sildenafil taken in conjunction with nitrate medicine can cause a drastic and sudden drop in blood pressure.

To ensure that Viagra is suitable for you, ask your doctor if you’ve previously had:

heart rhythm issues heart disease, coronary artery disease
A Heart attack or stroke as well as congestive heart disease
blood pressure, either low or high;
kidney disease or liver failure;
A blood cell disorder, like sickle cell anemia, myeloma, or leukemia
A bleeding disorder, such as hemophilia
a stomach ulcer;
retinitis pigmentosa (an inheritable condition that affects the eyes);
an actual deformity in the penis (such as Peyronie’s Disease) as well as
If you’ve been told that you shouldn’t engage in sexual relations for reasons of health.

Viagra may decrease the flow of blood towards the optic nerve in the eye, leading to rapid loss of vision. This has happened to the case of a small percentage of those who took sildenafil. The majority of them also suffered from heart disease and high blood pressure, diabetes or high cholesterol or eye conditions that had been present for a long time and also in people who smoke or are older than 50. It’s unclear if sildenafil may be the primary reason behind the loss of vision.

Viagra is not believed to harm a baby who is not yet born. Consult your physician if you are expecting or planning to be pregnant.

It is not clear if sildenafil gets into breast milk, or if it can harm the nursing infant. Consult your physician if you are breastfeeding a baby.

Avoid giving this medication to anyone younger than 18 years of age without medical or medical advice.

How to take Viagra?

Use Viagra exactly as prescribed to you. Follow all the instructions on the prescription label. Don’t take this medication in greater or lesser quantities or for a longer time than the recommended time.

Viagra is typically taken when it is needed, and 30 minutes to an hour prior to sexual activity. It is possible to take it up to four hours before you start sexual activities. Don’t use Viagra more than twice a day.

Viagra helps you get an erection whenever sexual stimulation takes place. It is not possible to get an erection only when you take the pill. Follow your doctor’s advice.

If during the sexual activity you feel nauseated or dizzy or feel discomfort, numbness, or tingling sensations in your arms, chest, or neck immediately, call your doctor immediately. There is a chance that you are experiencing an extremely serious side effect from sildenafil.

Keep at room temperature, free of heat and moisture.

If I miss the dose?

Because Viagra is taken as required and is not a risk to skip a dose.

what if consume too much?

For medical emergencies, seek emergency medical attention or contact for help at the Poison Help line at 1-800-222-1222.

What to avoid

Alcohol consumption with this medication may cause unwanted side consequences.

Grapefruit juice and grapefruit can react with sildenafil and cause adverse negative side adverse effects. Beware of using products made from grapefruit while taking sildenafil.

Don’t take other medications for treating impotence, such as yohimbine and alprostadil without consulting your physician.

Viagra side effects

Take immediate medical attention Get medical attention immediately if you notice symptoms that you are experiencing an allergic reaction Viagra: hives; difficulty breathing or swelling of your lips, face, and tongue.

Do not take Viagra and seek medical emergency assistance if you suffer from:

symptoms of a heart attack – chest pressure or pain, that spreads into your shoulder or jaw nausea, sweating, or vomiting
vision changes or sudden vision loss; or
Erections are painful or last for more than 4 hours (prolonged erection could cause damage to the penis).

Contact your doctor immediately in the event that you are suffering from:

Hearing loss, or sudden loss of your hearing
irregular heartbeats;
swelling in your ankles, hands, or feet;
breathlessness;
seizure (convulsions); or
A feeling of lightheadedness, as if you’ve passed out.

Most common Viagra side effects can include:

flushing (warmth or redness, or tingly sensation);
headache, dizziness;
unusual sight (blurred vision, shifts of color)
nasal stuffiness or runny nose nasal bleeding;
sleep problems (insomnia);
muscle pain, back pain; or
An upset stomach.

This isn’t a complete list of all side effects. others could happen. Contact your doctor for advice regarding medical adverse effects. You can report any side effects to the FDA at 1-800-FDA-1088.

What other medications can impact Viagra?

Do not use Viagra together with other similar medications like avanafil (Stendra) or tadalafil (Cialis) or the vardenafil (Levitra). Discuss with your doctor any other medication you take to treat erectile dysfunction.

Discuss with your physician all the medicines you are currently taking and any that you begin or stop using, in particular:

medicines for treating high blood pressure, or prostate problems;
An antibiotic – clarithromycin or erythromycin or telithromycin
antifungal medicine – ketoconazole or itraconazole; or
treatment for an HIV/AIDS-related condition – atazanavir and indinavir or ritonavir;
nitrates;
drugs are used to treat pulmonary artery hypertension.

This list isn’t comprehensive. Other medications can be incompatible with sildenafil, such as medications that are prescribed and available over the counter as well as vitamins and herbal products.

For more details

Always consult your physician for more information, if you have any questions regarding your prescribed medication.

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